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history of gridiron football

...requirement for players and limiting "imports" to five. The limit was raised from five to seven in 1950, then to eight in 1952, nine in 1954, and eventually 16. The top clubs formed their own
Canadian Football Council (CFC) in 1956, dropping the name
rugby altogether. The CFC became the Canadian Football League (CFL) in 1958 and withdrew from the CRU, with the four privately owned...